Item Type: Watch Demagnetizer Material: Plastic Product Size: Maximum Length: Approx. 139mm / 5.5in Width: Approx. 65mm / 2.6in Maximum Height: Approx. 81mm / 3.2in Purpose: Watch demagnetizer Package List 1 x Watch Demagnetizer Please allow slight error due to manual measurement. Thanks for your understanding. 1Demagnetization: Mechanical watches will inevitably be magnetized, resulting in inaccurate timekeeping. A watch demagnetizer is needed to solve the problem. 2Watch Repair: Watch demagnetizer is one of the professional watch repair tools, suitable for watch repairers and amateurs, convenient and practical. 3Applicable Place: Simple operation, a necessary accessory for watchmakers, perfect for home use and professional watch repair shop. 4Excellent Material: Made of high quality plastic material, safe and eco friendly, firm and sturdy, wear resistant and stable, durable for use. 5Portable: Light weight and in small size, it doesn't occupy much space, easy to carry, convenient for transportation and storage.